<template>
  <div>
    <el-form ref="deptForm" :rules="rules" :model="form" label-width="120px">
      <el-form-item label="部门名称" prop="name">
        <el-input v-model="form.name" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input v-model="form.code" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>

      <el-form-item label="部门负责人" prop="manager">
        <el-select v-model="form.manager" style="width:80%" placeholder="请选择">
          <el-option v-for="itm in employees" :key="itm.id" :value="itm.username" :label="itm.username" />
        </el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input v-model="form.introduce" style="width:80%" placeholder="1-300个字符" type="textarea" :rows="3" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" size="small" @click="hSubmit">确定</el-button>
        <el-button size="small" @click="hCancel">取消</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import { addDepartments, getDepartDetail, updateDepartments } from '@/api/departments'
import { getEmployeeSimple } from '@/api/employees'
export default {

  props: {
    id: {
      type: String,
      required: true
    },
    isEdit: {
      type: Boolean,
      required: true
    },
    originList: {
      type: Array,
      required: true
    }
  },
  data() {
    const validCode = (rule, value, callBack) => {
      console.log('validCode', value)
      let existCodeList = this.originList.map(item => item.code)
      if (this.isEdit) {
        existCodeList = this.originList.filter(item => item.id !== this.id).map(item => item.code)
      }
      console.log(existCodeList)
      existCodeList.includes(value) ? callBack(new Error('编码' + value + '已经存在')) : callBack()
      // if (existCodeList.includes(value)) {
      //   callBack(new Error('编码' + value + '已经存在'))
      // } else {
      //   callBack()
      // }
    }
    const validName = (rule, value, callBack) => {
      console.log('校验名字VaildName', value)
      let existNameList = this.originList.filter(item => item.pid === this.id).map(item => item.name)
      if (this.isEdit) {
        const dept = this.originList.find(item => item.id === this.id)
        const pid = dept.pid
        existNameList = this.originList.filter(item => item.pid === pid && item.id !== this.id).map(item => item.name)
        console.log('被占用的名字列表', existNameList)
      }
      if (existNameList.includes(value)) {
        callBack(new Error('名字' + value + '已经被占用了'))
      } else {
        callBack()
      }
    }
    // const validName = (rule, value, callBack) => {}
    return {
      employees: [],
      form: {
        name: '', // 部门名称
        code: '', // 部门编码
        manager: '', // 部门管理者
        introduce: '' // 部门介绍
      },
      rules: {
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门名称要求1-50个字符', trigger: 'blur' },
          { validator: validName, trigger: 'blur' }
        ],
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门编码要求1-50个字符', trigger: 'blur' },
          { validator: validCode, trigger: 'blur' }
        ],
        manager: [
          { required: true, message: '部门负责人不能为空', trigger: 'blur' }
        ],
        introduce: [
          { required: true, message: '部门介绍不能为空', trigger: 'blur' },
          { min: 1, max: 300, message: '部门介绍要求1-300个字符', trigger: 'blur' }
        ]
      }
    }
  },
  // watch: {
  //   id(newVal, oldVal) {
  //     console.log('id变化了', oldVal, '--->', newVal)
  //     this.loadDetail()
  //   }
  // },
  created() {
    this.loadEmployees()
    this.loadDetail()
  },
  methods: {
    // 获取当前部门详情
    async loadDetail() {
      if (this.isEdit) {
        // alert('现在编辑')
        const res = await getDepartDetail(this.id)
        console.log(res)
        this.form = res.data
      }
    },
    async loadEmployees() {
      try {
        const res = await getEmployeeSimple()
        console.log('获取员工信息', res)
        this.employees = res.data
      } catch (err) {
        console.log(err)
      }
    },
    async doAdd() {
      const res = await addDepartments({ ...this.form, pid: this.id })
      this.$emit('update-depart')
      console.log('输出一下res', res)
    },
    async doEdit() {
      try {
        await updateDepartments(this.form)
        this.$message({ type: 'success', message: '修改成功' })
        this.$emit('update-depart')
      } catch (err) {
        console.log(err)
        this.$message({ type: 'error', message: err })
      }
    },
    hSubmit() {
      this.$refs.deptForm.validate(valid => {
        if (valid) {
          this.isEdit ? this.doEdit() : this.doAdd()
        }
      })
    },
    hCancel() {
      this.$refs.deptForm.resetFields()
      this.$emit('close')
    },
    resetForm() {
      // console.log('abc')
      this.$refs.deptForm.resetFields()
    }
  }
}

</script>

<style>

</style>
